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- There are several EML methods that may be classified as direct,position feedback-control techniques and ac modulated or indirect feedback methods. 要實(shí)現穩定性設計 ,EML中主要有兩種控制方法 ,一種是直接的、位置反饋控制方法 ,另一種是ac調制或間接的反饋方法。
- Hum the opening bars of your favourite tune. 哼一哼你喜愛(ài)的曲子的開(kāi)頭幾個(gè)小節。
- She continued to hum the song over and over. 她一遍又一遍地不斷哼唱那支歌。
- He could hear the hum of the bees in the garden. 他聽(tīng)得見(jiàn)花園里蜜蜂的嗡嗡聲。
- The only sound he heard was the hum of the machine. 他聽(tīng)到的唯一的聲音就是那臺機器的嗡嗡聲。
- Subsets of noise are AC power-related hum and buzz, electronic crackling, vinyl record clicks and pops, between-station radio noises, tape modulation noise, and the triboelectric cable effect. 噪音可分為交流電源產(chǎn)生的嗡嗡聲、電器開(kāi)關(guān)彈開(kāi)聲、塑膠磁帶咔噠聲、臺間無(wú)線(xiàn)電噪音、調制磁帶時(shí)的噪音、摩擦電效應噪音等幾個(gè)不同的組。
- modulation hum 調制哼聲
- Bees sip honey from flowers and hum their thanks when they leave. 蜜蜂從花中啜蜜，離開(kāi)時(shí)營(yíng)營(yíng)地道謝。
- AC modulation 交流調制
- Charles makes things hum around that office. He's an excellent administrator. 查爾斯使那個(gè)辦公室的氣氛很活躍。他是個(gè)出色的行政人員。
- Things are starting to hum with activity. 氣氛變得活躍起來(lái)。
- That footballer has been transferred to AC Milan. 那個(gè)足球運動(dòng)員已經(jīng)轉會(huì )到AC米蘭隊。
- All around was a drowsy hum of insects. 到處是一片小蟲(chóng)的催眠似的嗡嗡聲。
- He can hear the hum of the bee in the garden. 他聽(tīng)得見(jiàn)花園里蜜蜂的嗡嗡聲。
- The air of the ball began to hum. 舞會(huì )的氣氛開(kāi)始活躍起來(lái)了。
- AC excitation is a good solution to this problem. 交流勵磁是一種好解法對這個(gè)問(wèn)題。
- General inflection or modulation of the voice. 抑揚聲音的一般性的起伏與變化
- The angle is contained by the lines AB and AC . 此角由直線(xiàn)AB和AC構成。
- We hear the hum of conversation from the next room. 我們聽(tīng)到隔壁房間嗡嗡的談話(huà)聲。
- AC Milan is the current European Cup champion. ac米蘭隊是今年歐洲冠軍杯冠軍。
